IG-Net: An Instrument-guided real-time semantic segmentation framework for prostate dissection during surgery for low rectal cancer

Bo Sun, Zhen Sun, Kexuan Li, Xuehao Wang, Guotao Wang, Wenfeng Song, Shuai Li, Aimin Hao, Yi Xiao

Abstract: Highlights•A novel video semantic segmentation framework is proposed for prostate dissection navigation during surgery for low rectal cancer.•A method to calculate the surgeon’s attention region using instrument features.•An adaptive keyframe selection module efficiently calculates temporal correlations.•The proposed method achieves superior robustness and balances accuracy and speed.